Join 2000 trekkers as we venture 25km across the Capital taking in unrivalled views of the skyline from its best vantage points.

Follow a signed route, with free food and drink at regular rest stops, plus support including medics & marshals. Get the ‘Ultra Challenge’ support & hospitality all the way – helping you to push yourself further and achieve something really special!

Setting out from Putney Bridge - it's East towards the City, zig-zagging over the array of historic bridges - each with its fascinating story - and a midpoint stop at Vauxhall Pleasure Gardens for some snacks & drinks. 25km later, it's a finish line celebration in Southwark past the majestic Tower Bridge.

Your entry includes free food and drink at regular rest stops, plus support including medics, marshals and massage. As you cross the finish line, you’ll get a glass of fizz, t-shirt, and a medal to commemorate your achievement.

As Sands are an official partner on this event, you get a 25% discount on the ‘Full Sponsorship’ registration fee when signing up to support us.

Sign Up Options 

Get 25% off registration fee when you sign up as full sponsorship with Sands!

25km Challenge

Charity Sponsorship Reg Fee: £22.50, Minimum Sponsorship: £275

Mixed Funding Reg Fee: £37.50, Minimum Sponsorship: £150

Own Place Reg Fee: £89. 

10km Challenge

Charity Sponsorship Reg Fee: £20, Minimum Sponsorship: £100

Mixed Funding Reg Fee: £22.50, Minimum Sponsorship: £70

Own Place Reg Fee: £39. 

Charity Sponsorship or Mixed Funders will need to raise at least 50% of their minimum sponsorship target 4-weeks before the challenge to secure their entry into the challenge.

As part of Team Sands you'll receive 

• Warm Sands welcome with fundraising ideas and training tips.
• Supportive team emails to help you reach your fundraising goals.
• A free Sands technical t-shirt.
• Once in a lifetime experience which will help save babies' lives and support anyone affected by the death of a baby. 

Sands want to ensure that everyone affected by the loss of a baby gets the support they need and deserve when facing the toughest of time.  We want to campaign for change and support research so that fewer babies die and so that fewer families experience the pain of losing a baby.

We all know someone who has lost a baby. So please join Team Sands and help us continue to be there for them. 

''It was an incredible day and an epic challenge. I am so proud to have raised money for Sands and I hope it goes someway to helping families in a way that I was helped.'' 

Sands Ultra Challenge Participant, 2024
 

Through taking on this atmospheric challenges, you will raise much needed funds to help us save babies' lives and support bereaved families. Thank you. 

If you have any questions, simply get in touch with us by emailing teamsands@sands.org.uk or calling 020 3897 6092